which of the following is true about depression experienced in adolescence?
a. Adolescent boys, especially early maturing boys, are more likely to be depressed than adolescent girls.
b. Depression in young people necessarily appears as sadness rather than as irritability, boredom, or inability to experience pleasure.
c. Depression rates generally decrease with increasing age.
d. At least one in five persons who experience bouts of depression in childhood or adolescerice are at risk for bipolar disorder.